August weather forecast
Greenwood, SC

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Weather in August

With August, there’s a slight change in the summertime pattern, though the weather remains predominantly hot. Following the temperature peak in July, August sees a marginal dip. Greenwood records the highest volume of rainfall for the year at 3.31" (84mm) this month. The high humidity combined with summer heat could pose discomfort for some while others might find joy in the occasional summer showers. Despite the rainfall, the sunshine refuses to let up, keeping the summer spirit intact with its ongoing brightness.

Temperature

August in Greenwood records an average high-temperature of a still hot 90.1°F (32.3°C), indicating a minor variation from the preceding month. Throughout the month of August, Greenwood sees a steady low-temperature average of 69.8°F (21°C).

Heat index

In August, the average heat index is evaluated at a scorching 107.6°F (42°C). Implement more preventive measures, heat cramps and heat exhaustion are probable. Heatstroke might result from extended activity.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', joins air temperature with relative humidity to produce a temperature perception for humans. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. In the presence of abundant moisture in the atmosphere, the cooling process through evaporation is hindered, causing the body to feel excessively warm. Excessive heat that's not properly managed leads to increased body temperatures and resultant health issues.

Humidity

In Greenwood, the average relative humidity in August is 72%.

Rainfall

In August, in Greenwood, the rain falls for 17 days. Throughout August, 3.31" (84mm) of precipitation is accumulated. In Greenwood, South Carolina, during the entire year, the rain falls for 152.7 days and collects up to 31.34" (796mm) of precipitation.

Snowfall

In Greenwood, snow does not fall in April through December.

Daylight

In August, the average length of the day in Greenwood is 13h and 23min.
On the first day of August, sunrise is at 6:40 am and sunset at 8:29 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 7:55 pm EDT.

Sunshine

In Greenwood, the average sunshine in August is 10.3h.

UV index

June and August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 7 in August transforms into the following instructions:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
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Frequently asked questions

How hot is it in Greenwood in August?

In August, the average high-temperature and low-temperature in Greenwood are 90.1°F (32.3°C) and 69.8°F (21°C) respectively. In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, is evaluated at 107.6°F (42°C).

What is the average humidity in August in Greenwood?

The average relative humidity in August in Greenwood, South Carolina, is 72%.

How many days does it rain in August in Greenwood?

In Greenwood, in August, during 17 rainfall days, 3.31" (84mm) of precipitation is typically accumulated.

When it does not snow in Greenwood?

In Greenwood, South Carolina, snow does not fall in April through December.

How many hours of daylight does Greenwood have in August?

In Greenwood, the average day length in August is 13h and 23min.

What time are sunrise and sunset in August in Greenwood?

On the first day of August in Greenwood, sunrise is at 6:40 am and sunset at 8:29 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 7:55 pm EDT.

How many hours of sunshine does Greenwood have in August?

In Greenwood, the average sunshine duration in August is 10.3h.

When is the highest UV index in Greenwood?

The months with the highest UV index in Greenwood are June and August, with an average maximum UV index of 7.

How high is the UV index in August in Greenwood?

In August, the average daily maximum UV index in Greenwood, South Carolina, is 7. A UV Index reading of 6 to 7 represents a high hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Greenwood, SC

Average temperature in August - Greenwood, SC
  • Average high temperature in August: 90.1°F

The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is January (51.4°F).

  • Average low temperature in August: 69.8°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (35.1°F).

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Average pressure in August
Greenwood, SC

Average pressure in August - Greenwood, SC
  • Average pressure in August: 30"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed in August
Greenwood, SC

Average wind speed in August - Greenwood, SC
  • Average wind speed in August: 4.6mph

The windiest months (with the highest average wind speed) are February and April (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

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Average humidity in August
Greenwood, SC

Average humidity in August - Greenwood, SC
  • Average humidity in August: 72%

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (70%).

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Average rainfall in August
Greenwood, SC

Average rainfall in August - Greenwood, SC
  • Average rainfall in August: 3.31"

The wettest month (with the highest rainfall) is December (3.39").
The driest month (with the least rainfall) is September (1.57").

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Average rainfall days in August
Greenwood, SC

Average rainfall days in August - Greenwood, SC
  • Average rainfall days in August: 17 days

The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is October (8.5 days).

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Average snowfall in August
Greenwood, SC

Average snowfall in August - Greenwood, SC
  • Average snowfall in August: 0"

The month with the highest snowfall is February (0.87").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in August
Greenwood, SC

Average snowfall days in August - Greenwood, SC
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (0.7 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average daylight in August /
Average sunshine in August
Greenwood, SC

Average daylight in August / Average sunshine in August - Greenwood, SC
  • Average daylight in August: 13h and 2min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in August: 10h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

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Average sunshine days in August
Greenwood, SC

Average sunshine days in August - Greenwood, SC
  • Average sunshine days in August: 11.4 days

The month with the most sunshine days is October (21.1 days).
The month with the least sunshine days is August (11.4 days).

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Average UV index in August
Greenwood, SC

Average UV index in August - Greenwood, SC
  • Average UV index in August: 7

The months with the highest UV index are June and August (UV index 7).
The month with the lowest UV index is January (UV index 2).

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Average cloud cover in August
Greenwood, SC

Average cloud cover in August - Greenwood, SC
  • Average cloud cover in August: 32

The month with the most cloud cover is December (Cloud cover 43).
The months with the least cloud cover are June, July and October (Cloud cover 29).

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Average visibility in August
Greenwood, SC

Average visibility in August - Greenwood, SC
  • Average visibility in August: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Greenwood, South Carolina, USA

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